Etiology of anterior anal ulcer in the female.
D000328:Adult; D001004:Anus Diseases / Q000209:etiology*; D004841:Episiotomy / Q000009:adverse effects; D005260:Female; D006484:Hemorrhoids / Q000150:complications; D006801:Humans; D008875:Middle Aged; D014456:Ulcer / Q000209:etiology